133153323351331 has 4 divisors (see below), whose sum is σ = 133153371821232. Its totient is φ = 133153274881432.

The previous prime is 133153323351287. The next prime is 133153323351359.

It is a happy number.

133153323351331 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133153323351331 - 2⁷ = 133153323351203 is a prime.

It is a super-2 number, since 2×133153323351331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133153323352331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19849756 + ... + 25696681.

It is an arithmetic number, because the mean of its divisors is an integer number (33288342955308).

Almost surely, 2^{133153323351331} is an apocalyptic number.

133153323351331 is a deficient number, since it is larger than the sum of its proper divisors (48469901).

133153323351331 is an equidigital number, since it uses as much as digits as its factorization.

133153323351331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48469900.

The product of its digits is 328050, while the sum is 40.

The spelling of 133153323351331 in words is "one hundred thirty-three trillion, one hundred fifty-three billion, three hundred twenty-three million, three hundred fifty-one thousand, three hundred thirty-one".